19682595

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2113}}^1$

素因数の和:2153

約数の個数: 40

約数和(自身を含む): 36834336

約数和(自身を除く): 17151741

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 2113, 3105, 6339, 9315, 10565, 19017, 31695, 48599, 57051, 95085, 145797, 171153, 242995, 285255, 437391, 728985, 855765, 1312173, 2186955, 3936519, 6560865, 19682595]

約数ペア:

[(1, 19682595), (3, 6560865), (5, 3936519), (9, 2186955), (15, 1312173), (23, 855765), (27, 728985), (45, 437391), (69, 285255), (81, 242995), (115, 171153), (135, 145797), (207, 95085), (345, 57051), (405, 48599), (621, 31695), (1035, 19017), (1863, 10565), (2113, 9315), (3105, 6339)]