18757728

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:249

約数の個数: 144

約数和(自身を含む): 60383232

約数和(自身を除く): 41625504

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 31, 32, 33, 36, 44, 48, 62, 66, 72, 88, 93, 96, 99, 124, 132, 144, 176, 186, 191, 198, 248, 264, 279, 288, 341, 352, 372, 382, 396, 496, 528, 558, 573, 682, 744, 764, 792, 992, 1023, 1056, 1116, 1146, 1364, 1488, 1528, 1584, 1719, 2046, 2101, 2232, 2292, 2728, 2976, 3056, 3069, 3168, 3438, 4092, 4202, 4464, 4584, 5456, 5921, 6112, 6138, 6303, 6876, 8184, 8404, 8928, 9168, 10912, 11842, 12276, 12606, 13752, 16368, 16808, 17763, 18336, 18909, 23684, 24552, 25212, 27504, 32736, 33616, 35526, 37818, 47368, 49104, 50424, 53289, 55008, 65131, 67232, 71052, 75636, 94736, 98208, 100848, 106578, 130262, 142104, 151272, 189472, 195393, 201696, 213156, 260524, 284208, 302544, 390786, 426312, 521048, 568416, 586179, 605088, 781572, 852624, 1042096, 1172358, 1563144, 1705248, 2084192, 2344716, 3126288, 4689432, 6252576, 9378864, 18757728]

約数ペア:

[(1, 18757728), (2, 9378864), (3, 6252576), (4, 4689432), (6, 3126288), (8, 2344716), (9, 2084192), (11, 1705248), (12, 1563144), (16, 1172358), (18, 1042096), (22, 852624), (24, 781572), (31, 605088), (32, 586179), (33, 568416), (36, 521048), (44, 426312), (48, 390786), (62, 302544), (66, 284208), (72, 260524), (88, 213156), (93, 201696), (96, 195393), (99, 189472), (124, 151272), (132, 142104), (144, 130262), (176, 106578), (186, 100848), (191, 98208), (198, 94736), (248, 75636), (264, 71052), (279, 67232), (288, 65131), (341, 55008), (352, 53289), (372, 50424), (382, 49104), (396, 47368), (496, 37818), (528, 35526), (558, 33616), (573, 32736), (682, 27504), (744, 25212), (764, 24552), (792, 23684), (992, 18909), (1023, 18336), (1056, 17763), (1116, 16808), (1146, 16368), (1364, 13752), (1488, 12606), (1528, 12276), (1584, 11842), (1719, 10912), (2046, 9168), (2101, 8928), (2232, 8404), (2292, 8184), (2728, 6876), (2976, 6303), (3056, 6138), (3069, 6112), (3168, 5921), (3438, 5456), (4092, 4584), (4202, 4464)]