1915435990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{241543}}^1$

素因数の和:241624

約数の個数: 32

約数和(自身を含む): 3773883456

約数和(自身を除く): 1858447466

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 241543, 483086, 1207715, 2415430, 3140059, 6280118, 14734123, 15700295, 29468246, 31400590, 73670615, 147341230, 191543599, 383087198, 957717995, 1915435990]

約数ペア:

[(1, 1915435990), (2, 957717995), (5, 383087198), (10, 191543599), (13, 147341230), (26, 73670615), (61, 31400590), (65, 29468246), (122, 15700295), (130, 14734123), (305, 6280118), (610, 3140059), (793, 2415430), (1586, 1207715), (3965, 483086), (7930, 241543)]