19651476

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5477}}^1$

素因数の和:5520

約数の個数: 48

約数和(自身を含む): 51537024

約数和(自身を除く): 31885548

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 5477, 10954, 16431, 21908, 32862, 65724, 71201, 125971, 142402, 213603, 251942, 284804, 377913, 427206, 503884, 755826, 854412, 1511652, 1637623, 3275246, 4912869, 6550492, 9825738, 19651476]

約数ペア:

[(1, 19651476), (2, 9825738), (3, 6550492), (4, 4912869), (6, 3275246), (12, 1637623), (13, 1511652), (23, 854412), (26, 755826), (39, 503884), (46, 427206), (52, 377913), (69, 284804), (78, 251942), (92, 213603), (138, 142402), (156, 125971), (276, 71201), (299, 65724), (598, 32862), (897, 21908), (1196, 16431), (1794, 10954), (3588, 5477)]