20199832478

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:526

約数の個数: 128

約数和(自身を含む): 38198476800

約数和(自身を除く): 17998644322

約数列:

[1, 2, 7, 14, 23, 43, 46, 59, 79, 86, 118, 158, 161, 301, 313, 322, 413, 553, 602, 626, 826, 989, 1106, 1357, 1817, 1978, 2191, 2537, 2714, 3397, 3634, 4382, 4661, 5074, 6794, 6923, 7199, 9322, 9499, 12719, 13459, 13846, 14398, 17759, 18467, 18998, 23779, 24727, 25438, 26918, 32627, 35518, 36934, 47558, 49454, 50393, 58351, 65254, 78131, 94213, 100786, 107203, 116702, 129269, 156262, 173089, 188426, 200423, 214406, 258538, 309557, 346178, 400846, 408457, 424741, 546917, 568721, 619114, 750421, 794081, 816914, 849482, 1063261, 1093834, 1137442, 1402961, 1458893, 1500842, 1588162, 2126522, 2166899, 2805922, 2917786, 2973187, 3981047, 4333798, 4609729, 5558567, 5946374, 7442827, 7962094, 9219458, 10212251, 11117134, 14885654, 18263863, 20424502, 24455003, 32268103, 33554539, 36527726, 48910006, 62732399, 64536206, 67109078, 125464798, 127847041, 171185021, 234881773, 255694082, 342370042, 439126793, 469763546, 878253586, 1442845177, 2885690354, 10099916239, 20199832478]

約数ペア:

[(1, 20199832478), (2, 10099916239), (7, 2885690354), (14, 1442845177), (23, 878253586), (43, 469763546), (46, 439126793), (59, 342370042), (79, 255694082), (86, 234881773), (118, 171185021), (158, 127847041), (161, 125464798), (301, 67109078), (313, 64536206), (322, 62732399), (413, 48910006), (553, 36527726), (602, 33554539), (626, 32268103), (826, 24455003), (989, 20424502), (1106, 18263863), (1357, 14885654), (1817, 11117134), (1978, 10212251), (2191, 9219458), (2537, 7962094), (2714, 7442827), (3397, 5946374), (3634, 5558567), (4382, 4609729), (4661, 4333798), (5074, 3981047), (6794, 2973187), (6923, 2917786), (7199, 2805922), (9322, 2166899), (9499, 2126522), (12719, 1588162), (13459, 1500842), (13846, 1458893), (14398, 1402961), (17759, 1137442), (18467, 1093834), (18998, 1063261), (23779, 849482), (24727, 816914), (25438, 794081), (26918, 750421), (32627, 619114), (35518, 568721), (36934, 546917), (47558, 424741), (49454, 408457), (50393, 400846), (58351, 346178), (65254, 309557), (78131, 258538), (94213, 214406), (100786, 200423), (107203, 188426), (116702, 173089), (129269, 156262)]