18037376

素因数分解:

$2^7\times 7^1\times {\mathrm{41}}^1\times {\mathrm{491}}^1$

素因数の和:553

約数の個数: 64

約数和(自身を含む): 42154560

約数和(自身を除く): 24117184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 56, 64, 82, 112, 128, 164, 224, 287, 328, 448, 491, 574, 656, 896, 982, 1148, 1312, 1964, 2296, 2624, 3437, 3928, 4592, 5248, 6874, 7856, 9184, 13748, 15712, 18368, 20131, 27496, 31424, 36736, 40262, 54992, 62848, 80524, 109984, 140917, 161048, 219968, 281834, 322096, 439936, 563668, 644192, 1127336, 1288384, 2254672, 2576768, 4509344, 9018688, 18037376]

約数ペア:

[(1, 18037376), (2, 9018688), (4, 4509344), (7, 2576768), (8, 2254672), (14, 1288384), (16, 1127336), (28, 644192), (32, 563668), (41, 439936), (56, 322096), (64, 281834), (82, 219968), (112, 161048), (128, 140917), (164, 109984), (224, 80524), (287, 62848), (328, 54992), (448, 40262), (491, 36736), (574, 31424), (656, 27496), (896, 20131), (982, 18368), (1148, 15712), (1312, 13748), (1964, 9184), (2296, 7856), (2624, 6874), (3437, 5248), (3928, 4592)]