18342456

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:165

約数の個数: 128

約数和(自身を含む): 54639360

約数和(自身を除く): 36296904

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 61, 66, 67, 68, 88, 102, 122, 132, 134, 136, 183, 187, 201, 204, 244, 264, 268, 366, 374, 402, 408, 488, 536, 561, 671, 732, 737, 748, 804, 1037, 1122, 1139, 1342, 1464, 1474, 1496, 1608, 2013, 2074, 2211, 2244, 2278, 2684, 2948, 3111, 3417, 4026, 4087, 4148, 4422, 4488, 4556, 5368, 5896, 6222, 6834, 8052, 8174, 8296, 8844, 9112, 11407, 12261, 12444, 12529, 13668, 16104, 16348, 17688, 22814, 24522, 24888, 25058, 27336, 32696, 34221, 37587, 44957, 45628, 49044, 50116, 68442, 69479, 75174, 89914, 91256, 98088, 100232, 134871, 136884, 138958, 150348, 179828, 208437, 269742, 273768, 277916, 300696, 359656, 416874, 539484, 555832, 764269, 833748, 1078968, 1528538, 1667496, 2292807, 3057076, 4585614, 6114152, 9171228, 18342456]

約数ペア:

[(1, 18342456), (2, 9171228), (3, 6114152), (4, 4585614), (6, 3057076), (8, 2292807), (11, 1667496), (12, 1528538), (17, 1078968), (22, 833748), (24, 764269), (33, 555832), (34, 539484), (44, 416874), (51, 359656), (61, 300696), (66, 277916), (67, 273768), (68, 269742), (88, 208437), (102, 179828), (122, 150348), (132, 138958), (134, 136884), (136, 134871), (183, 100232), (187, 98088), (201, 91256), (204, 89914), (244, 75174), (264, 69479), (268, 68442), (366, 50116), (374, 49044), (402, 45628), (408, 44957), (488, 37587), (536, 34221), (561, 32696), (671, 27336), (732, 25058), (737, 24888), (748, 24522), (804, 22814), (1037, 17688), (1122, 16348), (1139, 16104), (1342, 13668), (1464, 12529), (1474, 12444), (1496, 12261), (1608, 11407), (2013, 9112), (2074, 8844), (2211, 8296), (2244, 8174), (2278, 8052), (2684, 6834), (2948, 6222), (3111, 5896), (3417, 5368), (4026, 4556), (4087, 4488), (4148, 4422)]