18804786

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:168

約数の個数: 128

約数和(自身を含む): 52641792

約数和(自身を除く): 33837006

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 31, 33, 39, 42, 62, 66, 77, 78, 91, 93, 101, 143, 154, 182, 186, 202, 217, 231, 273, 286, 303, 341, 403, 429, 434, 462, 546, 606, 651, 682, 707, 806, 858, 1001, 1023, 1111, 1209, 1302, 1313, 1414, 2002, 2046, 2121, 2222, 2387, 2418, 2626, 2821, 3003, 3131, 3333, 3939, 4242, 4433, 4774, 5642, 6006, 6262, 6666, 7161, 7777, 7878, 8463, 8866, 9191, 9393, 13299, 14322, 14443, 15554, 16926, 18382, 18786, 21917, 23331, 26598, 27573, 28886, 31031, 34441, 40703, 43329, 43834, 46662, 55146, 62062, 65751, 68882, 81406, 86658, 93093, 101101, 103323, 122109, 131502, 186186, 202202, 206646, 241087, 244218, 284921, 303303, 447733, 482174, 569842, 606606, 723261, 854763, 895466, 1343199, 1446522, 1709526, 2686398, 3134131, 6268262, 9402393, 18804786]

約数ペア:

[(1, 18804786), (2, 9402393), (3, 6268262), (6, 3134131), (7, 2686398), (11, 1709526), (13, 1446522), (14, 1343199), (21, 895466), (22, 854763), (26, 723261), (31, 606606), (33, 569842), (39, 482174), (42, 447733), (62, 303303), (66, 284921), (77, 244218), (78, 241087), (91, 206646), (93, 202202), (101, 186186), (143, 131502), (154, 122109), (182, 103323), (186, 101101), (202, 93093), (217, 86658), (231, 81406), (273, 68882), (286, 65751), (303, 62062), (341, 55146), (403, 46662), (429, 43834), (434, 43329), (462, 40703), (546, 34441), (606, 31031), (651, 28886), (682, 27573), (707, 26598), (806, 23331), (858, 21917), (1001, 18786), (1023, 18382), (1111, 16926), (1209, 15554), (1302, 14443), (1313, 14322), (1414, 13299), (2002, 9393), (2046, 9191), (2121, 8866), (2222, 8463), (2387, 7878), (2418, 7777), (2626, 7161), (2821, 6666), (3003, 6262), (3131, 6006), (3333, 5642), (3939, 4774), (4242, 4433)]