18437904

素因数分解:

$2^4\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:349

約数の個数: 120

約数和(自身を含む): 56871360

約数和(自身を除く): 38433456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 23, 24, 36, 38, 46, 48, 57, 69, 72, 76, 92, 114, 138, 144, 152, 171, 184, 207, 228, 276, 293, 304, 342, 368, 414, 437, 456, 552, 586, 684, 828, 874, 879, 912, 1104, 1172, 1311, 1368, 1656, 1748, 1758, 2344, 2622, 2637, 2736, 3312, 3496, 3516, 3933, 4688, 5244, 5274, 5567, 6739, 6992, 7032, 7866, 10488, 10548, 11134, 13478, 14064, 15732, 16701, 20217, 20976, 21096, 22268, 26956, 31464, 33402, 40434, 42192, 44536, 50103, 53912, 60651, 62928, 66804, 80868, 89072, 100206, 107824, 121302, 128041, 133608, 161736, 200412, 242604, 256082, 267216, 323472, 384123, 400824, 485208, 512164, 768246, 801648, 970416, 1024328, 1152369, 1536492, 2048656, 2304738, 3072984, 4609476, 6145968, 9218952, 18437904]

約数ペア:

[(1, 18437904), (2, 9218952), (3, 6145968), (4, 4609476), (6, 3072984), (8, 2304738), (9, 2048656), (12, 1536492), (16, 1152369), (18, 1024328), (19, 970416), (23, 801648), (24, 768246), (36, 512164), (38, 485208), (46, 400824), (48, 384123), (57, 323472), (69, 267216), (72, 256082), (76, 242604), (92, 200412), (114, 161736), (138, 133608), (144, 128041), (152, 121302), (171, 107824), (184, 100206), (207, 89072), (228, 80868), (276, 66804), (293, 62928), (304, 60651), (342, 53912), (368, 50103), (414, 44536), (437, 42192), (456, 40434), (552, 33402), (586, 31464), (684, 26956), (828, 22268), (874, 21096), (879, 20976), (912, 20217), (1104, 16701), (1172, 15732), (1311, 14064), (1368, 13478), (1656, 11134), (1748, 10548), (1758, 10488), (2344, 7866), (2622, 7032), (2637, 6992), (2736, 6739), (3312, 5567), (3496, 5274), (3516, 5244), (3933, 4688)]