18923872

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1$

素因数の和:1511

約数の個数: 48

約数和(自身を含む): 41770512

約数和(自身を除く): 22846640

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 37, 44, 74, 88, 148, 176, 296, 352, 407, 592, 814, 1184, 1453, 1628, 2906, 3256, 5812, 6512, 11624, 13024, 15983, 23248, 31966, 46496, 53761, 63932, 107522, 127864, 215044, 255728, 430088, 511456, 591371, 860176, 1182742, 1720352, 2365484, 4730968, 9461936, 18923872]

約数ペア:

[(1, 18923872), (2, 9461936), (4, 4730968), (8, 2365484), (11, 1720352), (16, 1182742), (22, 860176), (32, 591371), (37, 511456), (44, 430088), (74, 255728), (88, 215044), (148, 127864), (176, 107522), (296, 63932), (352, 53761), (407, 46496), (592, 31966), (814, 23248), (1184, 15983), (1453, 13024), (1628, 11624), (2906, 6512), (3256, 5812)]