20177089023

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{647}}^1\times {\mathrm{16319}}^1$

素因数の和:16996

約数の個数: 48

約数和(自身を含む): 33756549120

約数和(自身を除く): 13579460097

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 647, 1911, 1941, 4529, 8411, 13587, 16319, 25233, 31703, 48957, 58877, 95109, 114233, 176631, 212147, 342699, 412139, 636441, 799631, 1236417, 1485029, 2398893, 4455087, 10395203, 10558393, 31185609, 31675179, 73908751, 137259109, 221726253, 411777327, 517361257, 960813763, 1552083771, 2882441289, 6725696341, 20177089023]

約数ペア:

[(1, 20177089023), (3, 6725696341), (7, 2882441289), (13, 1552083771), (21, 960813763), (39, 517361257), (49, 411777327), (91, 221726253), (147, 137259109), (273, 73908751), (637, 31675179), (647, 31185609), (1911, 10558393), (1941, 10395203), (4529, 4455087), (8411, 2398893), (13587, 1485029), (16319, 1236417), (25233, 799631), (31703, 636441), (48957, 412139), (58877, 342699), (95109, 212147), (114233, 176631)]