19710752

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1$

素因数の和:1953

約数の個数: 48

約数和(自身を含む): 43273440

約数和(自身を除く): 23562688

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 68, 76, 136, 152, 272, 304, 323, 544, 608, 646, 1292, 1907, 2584, 3814, 5168, 7628, 10336, 15256, 30512, 32419, 36233, 61024, 64838, 72466, 129676, 144932, 259352, 289864, 518704, 579728, 615961, 1037408, 1159456, 1231922, 2463844, 4927688, 9855376, 19710752]

約数ペア:

[(1, 19710752), (2, 9855376), (4, 4927688), (8, 2463844), (16, 1231922), (17, 1159456), (19, 1037408), (32, 615961), (34, 579728), (38, 518704), (68, 289864), (76, 259352), (136, 144932), (152, 129676), (272, 72466), (304, 64838), (323, 61024), (544, 36233), (608, 32419), (646, 30512), (1292, 15256), (1907, 10336), (2584, 7628), (3814, 5168)]