18616430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{373}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 41361408

約数和(自身を除く): 22744978

約数列:

[1, 2, 5, 7, 10, 14, 23, 31, 35, 46, 62, 70, 115, 155, 161, 217, 230, 310, 322, 373, 434, 713, 746, 805, 1085, 1426, 1610, 1865, 2170, 2611, 3565, 3730, 4991, 5222, 7130, 8579, 9982, 11563, 13055, 17158, 23126, 24955, 26110, 42895, 49910, 57815, 60053, 80941, 85790, 115630, 120106, 161882, 265949, 300265, 404705, 531898, 600530, 809410, 1329745, 1861643, 2659490, 3723286, 9308215, 18616430]

約数ペア:

[(1, 18616430), (2, 9308215), (5, 3723286), (7, 2659490), (10, 1861643), (14, 1329745), (23, 809410), (31, 600530), (35, 531898), (46, 404705), (62, 300265), (70, 265949), (115, 161882), (155, 120106), (161, 115630), (217, 85790), (230, 80941), (310, 60053), (322, 57815), (373, 49910), (434, 42895), (713, 26110), (746, 24955), (805, 23126), (1085, 17158), (1426, 13055), (1610, 11563), (1865, 9982), (2170, 8579), (2611, 7130), (3565, 5222), (3730, 4991)]