17791748

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:228

約数の個数: 48

約数和(自身を含む): 34997760

約数和(自身を除く): 17206012

約数列:

[1, 2, 4, 13, 26, 52, 61, 71, 79, 122, 142, 158, 244, 284, 316, 793, 923, 1027, 1586, 1846, 2054, 3172, 3692, 4108, 4331, 4819, 5609, 8662, 9638, 11218, 17324, 19276, 22436, 56303, 62647, 72917, 112606, 125294, 145834, 225212, 250588, 291668, 342149, 684298, 1368596, 4447937, 8895874, 17791748]

約数ペア:

[(1, 17791748), (2, 8895874), (4, 4447937), (13, 1368596), (26, 684298), (52, 342149), (61, 291668), (71, 250588), (79, 225212), (122, 145834), (142, 125294), (158, 112606), (244, 72917), (284, 62647), (316, 56303), (793, 22436), (923, 19276), (1027, 17324), (1586, 11218), (1846, 9638), (2054, 8662), (3172, 5609), (3692, 4819), (4108, 4331)]