201920886

素因数分解:

$2^1\times 3^2\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{523}}^1$

素因数の和:861

約数の個数: 48

約数和(自身を含む): 445096080

約数和(自身を除く): 243175194

約数列:

[1, 2, 3, 6, 9, 18, 89, 178, 241, 267, 482, 523, 534, 723, 801, 1046, 1446, 1569, 1602, 2169, 3138, 4338, 4707, 9414, 21449, 42898, 46547, 64347, 93094, 126043, 128694, 139641, 193041, 252086, 279282, 378129, 386082, 418923, 756258, 837846, 1134387, 2268774, 11217827, 22435654, 33653481, 67306962, 100960443, 201920886]

約数ペア:

[(1, 201920886), (2, 100960443), (3, 67306962), (6, 33653481), (9, 22435654), (18, 11217827), (89, 2268774), (178, 1134387), (241, 837846), (267, 756258), (482, 418923), (523, 386082), (534, 378129), (723, 279282), (801, 252086), (1046, 193041), (1446, 139641), (1569, 128694), (1602, 126043), (2169, 93094), (3138, 64347), (4338, 46547), (4707, 42898), (9414, 21449)]