20149283362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1039}}^1\times {\mathrm{1061}}^1$

素因数の和:2171

約数の個数: 64

約数和(自身を含む): 35255001600

約数和(自身を除く): 15105718238

約数列:

[1, 2, 13, 19, 26, 37, 38, 74, 247, 481, 494, 703, 962, 1039, 1061, 1406, 2078, 2122, 9139, 13507, 13793, 18278, 19741, 20159, 27014, 27586, 38443, 39257, 39482, 40318, 76886, 78514, 256633, 262067, 499759, 510341, 513266, 524134, 730417, 745883, 999518, 1020682, 1102379, 1460834, 1491766, 2204758, 9495421, 9696479, 14330927, 18990842, 19392958, 20945201, 28661854, 40788023, 41890402, 81576046, 272287613, 530244299, 544575226, 774972437, 1060488598, 1549944874, 10074641681, 20149283362]

約数ペア:

[(1, 20149283362), (2, 10074641681), (13, 1549944874), (19, 1060488598), (26, 774972437), (37, 544575226), (38, 530244299), (74, 272287613), (247, 81576046), (481, 41890402), (494, 40788023), (703, 28661854), (962, 20945201), (1039, 19392958), (1061, 18990842), (1406, 14330927), (2078, 9696479), (2122, 9495421), (9139, 2204758), (13507, 1491766), (13793, 1460834), (18278, 1102379), (19741, 1020682), (20159, 999518), (27014, 745883), (27586, 730417), (38443, 524134), (39257, 513266), (39482, 510341), (40318, 499759), (76886, 262067), (78514, 256633)]