16807518

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 46405632

約数和(自身を除く): 29598114

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 62, 63, 78, 91, 93, 117, 126, 182, 186, 217, 234, 273, 279, 331, 403, 434, 546, 558, 651, 662, 806, 819, 993, 1209, 1302, 1638, 1953, 1986, 2317, 2418, 2821, 2979, 3627, 3906, 4303, 4634, 5642, 5958, 6951, 7254, 8463, 8606, 10261, 12909, 13902, 16926, 20522, 20853, 25389, 25818, 30121, 30783, 38727, 41706, 50778, 60242, 61566, 71827, 77454, 90363, 92349, 133393, 143654, 180726, 184698, 215481, 266786, 271089, 400179, 430962, 542178, 646443, 800358, 933751, 1200537, 1292886, 1867502, 2401074, 2801253, 5602506, 8403759, 16807518]

約数ペア:

[(1, 16807518), (2, 8403759), (3, 5602506), (6, 2801253), (7, 2401074), (9, 1867502), (13, 1292886), (14, 1200537), (18, 933751), (21, 800358), (26, 646443), (31, 542178), (39, 430962), (42, 400179), (62, 271089), (63, 266786), (78, 215481), (91, 184698), (93, 180726), (117, 143654), (126, 133393), (182, 92349), (186, 90363), (217, 77454), (234, 71827), (273, 61566), (279, 60242), (331, 50778), (403, 41706), (434, 38727), (546, 30783), (558, 30121), (651, 25818), (662, 25389), (806, 20853), (819, 20522), (993, 16926), (1209, 13902), (1302, 12909), (1638, 10261), (1953, 8606), (1986, 8463), (2317, 7254), (2418, 6951), (2821, 5958), (2979, 5642), (3627, 4634), (3906, 4303)]