203984

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:99

約数の個数: 40

約数和(自身を含む): 461280

約数和(自身を除く): 257296

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 61, 76, 88, 122, 152, 176, 209, 244, 304, 418, 488, 671, 836, 976, 1159, 1342, 1672, 2318, 2684, 3344, 4636, 5368, 9272, 10736, 12749, 18544, 25498, 50996, 101992, 203984]

約数ペア:

[(1, 203984), (2, 101992), (4, 50996), (8, 25498), (11, 18544), (16, 12749), (19, 10736), (22, 9272), (38, 5368), (44, 4636), (61, 3344), (76, 2684), (88, 2318), (122, 1672), (152, 1342), (176, 1159), (209, 976), (244, 836), (304, 671), (418, 488)]