1915204876

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{151}}^1\times {\mathrm{1637}}^1$

素因数の和:1954

約数の個数: 48

約数和(自身を含む): 3659947200

約数和(自身を除く): 1744742324

約数列:

[1, 2, 4, 13, 26, 52, 149, 151, 298, 302, 596, 604, 1637, 1937, 1963, 3274, 3874, 3926, 6548, 7748, 7852, 21281, 22499, 42562, 44998, 85124, 89996, 243913, 247187, 292487, 487826, 494374, 584974, 975652, 988748, 1169948, 3170869, 3213431, 6341738, 6426862, 12683476, 12853724, 36830863, 73661726, 147323452, 478801219, 957602438, 1915204876]

約数ペア:

[(1, 1915204876), (2, 957602438), (4, 478801219), (13, 147323452), (26, 73661726), (52, 36830863), (149, 12853724), (151, 12683476), (298, 6426862), (302, 6341738), (596, 3213431), (604, 3170869), (1637, 1169948), (1937, 988748), (1963, 975652), (3274, 584974), (3874, 494374), (3926, 487826), (6548, 292487), (7748, 247187), (7852, 243913), (21281, 89996), (22499, 85124), (42562, 44998)]