18646144

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1$

素因数の和:102

約数の個数: 128

約数和(自身を含む): 46267200

約数和(自身を除く): 27621056

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 32, 34, 38, 41, 44, 64, 68, 76, 82, 88, 128, 136, 152, 164, 176, 187, 209, 272, 304, 323, 328, 352, 374, 418, 451, 544, 608, 646, 656, 697, 704, 748, 779, 836, 902, 1088, 1216, 1292, 1312, 1394, 1408, 1496, 1558, 1672, 1804, 2176, 2432, 2584, 2624, 2788, 2992, 3116, 3344, 3553, 3608, 5168, 5248, 5576, 5984, 6232, 6688, 7106, 7216, 7667, 8569, 10336, 11152, 11968, 12464, 13243, 13376, 14212, 14432, 15334, 17138, 20672, 22304, 23936, 24928, 26486, 26752, 28424, 28864, 30668, 34276, 41344, 44608, 49856, 52972, 56848, 57728, 61336, 68552, 89216, 99712, 105944, 113696, 122672, 137104, 145673, 211888, 227392, 245344, 274208, 291346, 423776, 454784, 490688, 548416, 582692, 847552, 981376, 1096832, 1165384, 1695104, 2330768, 4661536, 9323072, 18646144]

約数ペア:

[(1, 18646144), (2, 9323072), (4, 4661536), (8, 2330768), (11, 1695104), (16, 1165384), (17, 1096832), (19, 981376), (22, 847552), (32, 582692), (34, 548416), (38, 490688), (41, 454784), (44, 423776), (64, 291346), (68, 274208), (76, 245344), (82, 227392), (88, 211888), (128, 145673), (136, 137104), (152, 122672), (164, 113696), (176, 105944), (187, 99712), (209, 89216), (272, 68552), (304, 61336), (323, 57728), (328, 56848), (352, 52972), (374, 49856), (418, 44608), (451, 41344), (544, 34276), (608, 30668), (646, 28864), (656, 28424), (697, 26752), (704, 26486), (748, 24928), (779, 23936), (836, 22304), (902, 20672), (1088, 17138), (1216, 15334), (1292, 14432), (1312, 14212), (1394, 13376), (1408, 13243), (1496, 12464), (1558, 11968), (1672, 11152), (1804, 10336), (2176, 8569), (2432, 7667), (2584, 7216), (2624, 7106), (2788, 6688), (2992, 6232), (3116, 5984), (3344, 5576), (3553, 5248), (3608, 5168)]