18413892

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:399

約数の個数: 120

約数和(自身を含む): 57568896

約数和(自身を除く): 39155004

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 23, 27, 28, 36, 42, 46, 54, 63, 69, 81, 84, 92, 108, 126, 138, 161, 162, 189, 207, 252, 276, 322, 324, 353, 378, 414, 483, 567, 621, 644, 706, 756, 828, 966, 1059, 1134, 1242, 1412, 1449, 1863, 1932, 2118, 2268, 2471, 2484, 2898, 3177, 3726, 4236, 4347, 4942, 5796, 6354, 7413, 7452, 8119, 8694, 9531, 9884, 12708, 13041, 14826, 16238, 17388, 19062, 22239, 24357, 26082, 28593, 29652, 32476, 38124, 44478, 48714, 52164, 56833, 57186, 66717, 73071, 88956, 97428, 113666, 114372, 133434, 146142, 170499, 200151, 219213, 227332, 266868, 292284, 340998, 400302, 438426, 511497, 657639, 681996, 800604, 876852, 1022994, 1315278, 1534491, 2045988, 2630556, 3068982, 4603473, 6137964, 9206946, 18413892]

約数ペア:

[(1, 18413892), (2, 9206946), (3, 6137964), (4, 4603473), (6, 3068982), (7, 2630556), (9, 2045988), (12, 1534491), (14, 1315278), (18, 1022994), (21, 876852), (23, 800604), (27, 681996), (28, 657639), (36, 511497), (42, 438426), (46, 400302), (54, 340998), (63, 292284), (69, 266868), (81, 227332), (84, 219213), (92, 200151), (108, 170499), (126, 146142), (138, 133434), (161, 114372), (162, 113666), (189, 97428), (207, 88956), (252, 73071), (276, 66717), (322, 57186), (324, 56833), (353, 52164), (378, 48714), (414, 44478), (483, 38124), (567, 32476), (621, 29652), (644, 28593), (706, 26082), (756, 24357), (828, 22239), (966, 19062), (1059, 17388), (1134, 16238), (1242, 14826), (1412, 13041), (1449, 12708), (1863, 9884), (1932, 9531), (2118, 8694), (2268, 8119), (2471, 7452), (2484, 7413), (2898, 6354), (3177, 5796), (3726, 4942), (4236, 4347)]