19197184

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 72

約数和(自身を含む): 41207040

約数和(自身を除く): 22009856

約数列:

[1, 2, 4, 8, 16, 31, 32, 41, 59, 62, 64, 82, 118, 124, 128, 164, 236, 248, 256, 328, 472, 496, 656, 944, 992, 1271, 1312, 1829, 1888, 1984, 2419, 2542, 2624, 3658, 3776, 3968, 4838, 5084, 5248, 7316, 7552, 7936, 9676, 10168, 10496, 14632, 15104, 19352, 20336, 29264, 38704, 40672, 58528, 74989, 77408, 81344, 117056, 149978, 154816, 162688, 234112, 299956, 309632, 325376, 468224, 599912, 619264, 1199824, 2399648, 4799296, 9598592, 19197184]

約数ペア:

[(1, 19197184), (2, 9598592), (4, 4799296), (8, 2399648), (16, 1199824), (31, 619264), (32, 599912), (41, 468224), (59, 325376), (62, 309632), (64, 299956), (82, 234112), (118, 162688), (124, 154816), (128, 149978), (164, 117056), (236, 81344), (248, 77408), (256, 74989), (328, 58528), (472, 40672), (496, 38704), (656, 29264), (944, 20336), (992, 19352), (1271, 15104), (1312, 14632), (1829, 10496), (1888, 10168), (1984, 9676), (2419, 7936), (2542, 7552), (2624, 7316), (3658, 5248), (3776, 5084), (3968, 4838)]