19516410

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{43}}^1$

素因数の和:141

約数の個数: 96

約数和(自身を含む): 54584640

約数和(自身を除く): 35068230

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 41, 43, 45, 54, 82, 86, 90, 123, 129, 135, 205, 215, 246, 258, 270, 369, 387, 410, 430, 615, 645, 738, 774, 1107, 1161, 1230, 1290, 1681, 1763, 1845, 1935, 2214, 2322, 3362, 3526, 3690, 3870, 5043, 5289, 5535, 5805, 8405, 8815, 10086, 10578, 11070, 11610, 15129, 15867, 16810, 17630, 25215, 26445, 30258, 31734, 45387, 47601, 50430, 52890, 72283, 75645, 79335, 90774, 95202, 144566, 151290, 158670, 216849, 226935, 238005, 361415, 433698, 453870, 476010, 650547, 722830, 1084245, 1301094, 1951641, 2168490, 3252735, 3903282, 6505470, 9758205, 19516410]

約数ペア:

[(1, 19516410), (2, 9758205), (3, 6505470), (5, 3903282), (6, 3252735), (9, 2168490), (10, 1951641), (15, 1301094), (18, 1084245), (27, 722830), (30, 650547), (41, 476010), (43, 453870), (45, 433698), (54, 361415), (82, 238005), (86, 226935), (90, 216849), (123, 158670), (129, 151290), (135, 144566), (205, 95202), (215, 90774), (246, 79335), (258, 75645), (270, 72283), (369, 52890), (387, 50430), (410, 47601), (430, 45387), (615, 31734), (645, 30258), (738, 26445), (774, 25215), (1107, 17630), (1161, 16810), (1230, 15867), (1290, 15129), (1681, 11610), (1763, 11070), (1845, 10578), (1935, 10086), (2214, 8815), (2322, 8405), (3362, 5805), (3526, 5535), (3690, 5289), (3870, 5043)]