20161243566

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^2\times {\mathrm{181}}^1\times {\mathrm{2203}}^1$

素因数の和:2498

約数の個数: 72

約数和(自身を含む): 44788749096

約数和(自身を除く): 24627505530

約数列:

[1, 2, 3, 6, 9, 18, 53, 106, 159, 181, 318, 362, 477, 543, 954, 1086, 1629, 2203, 2809, 3258, 4406, 5618, 6609, 8427, 9593, 13218, 16854, 19186, 19827, 25281, 28779, 39654, 50562, 57558, 86337, 116759, 172674, 233518, 350277, 398743, 508429, 700554, 797486, 1016858, 1050831, 1196229, 1525287, 2101662, 2392458, 3050574, 3588687, 4575861, 6188227, 7177374, 9151722, 12376454, 18564681, 21133379, 37129362, 42266758, 55694043, 63400137, 111388086, 126800274, 190200411, 380400822, 1120069087, 2240138174, 3360207261, 6720414522, 10080621783, 20161243566]

約数ペア:

[(1, 20161243566), (2, 10080621783), (3, 6720414522), (6, 3360207261), (9, 2240138174), (18, 1120069087), (53, 380400822), (106, 190200411), (159, 126800274), (181, 111388086), (318, 63400137), (362, 55694043), (477, 42266758), (543, 37129362), (954, 21133379), (1086, 18564681), (1629, 12376454), (2203, 9151722), (2809, 7177374), (3258, 6188227), (4406, 4575861), (5618, 3588687), (6609, 3050574), (8427, 2392458), (9593, 2101662), (13218, 1525287), (16854, 1196229), (19186, 1050831), (19827, 1016858), (25281, 797486), (28779, 700554), (39654, 508429), (50562, 398743), (57558, 350277), (86337, 233518), (116759, 172674)]