31338752

素因数分解:

$2^8\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:431

約数の個数: 72

約数和(自身を含む): 69904800

約数和(自身を除く): 38566048

約数列:

[1, 2, 4, 8, 16, 17, 19, 32, 34, 38, 64, 68, 76, 128, 136, 152, 256, 272, 304, 323, 379, 544, 608, 646, 758, 1088, 1216, 1292, 1516, 2176, 2432, 2584, 3032, 4352, 4864, 5168, 6064, 6443, 7201, 10336, 12128, 12886, 14402, 20672, 24256, 25772, 28804, 41344, 48512, 51544, 57608, 82688, 97024, 103088, 115216, 122417, 206176, 230432, 244834, 412352, 460864, 489668, 824704, 921728, 979336, 1649408, 1843456, 1958672, 3917344, 7834688, 15669376, 31338752]

約数ペア:

[(1, 31338752), (2, 15669376), (4, 7834688), (8, 3917344), (16, 1958672), (17, 1843456), (19, 1649408), (32, 979336), (34, 921728), (38, 824704), (64, 489668), (68, 460864), (76, 412352), (128, 244834), (136, 230432), (152, 206176), (256, 122417), (272, 115216), (304, 103088), (323, 97024), (379, 82688), (544, 57608), (608, 51544), (646, 48512), (758, 41344), (1088, 28804), (1216, 25772), (1292, 24256), (1516, 20672), (2176, 14402), (2432, 12886), (2584, 12128), (3032, 10336), (4352, 7201), (4864, 6443), (5168, 6064)]