20210751744

素因数分解:

$2^8\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1385057}}^1$

素因数の和:1385095

約数の個数: 72

約数和(自身を含む): 56621171040

約数和(自身を除く): 36410419296

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 64, 76, 96, 114, 128, 152, 192, 228, 256, 304, 384, 456, 608, 768, 912, 1216, 1824, 2432, 3648, 4864, 7296, 14592, 1385057, 2770114, 4155171, 5540228, 8310342, 11080456, 16620684, 22160912, 26316083, 33241368, 44321824, 52632166, 66482736, 78948249, 88643648, 105264332, 132965472, 157896498, 177287296, 210528664, 265930944, 315792996, 354574592, 421057328, 531861888, 631585992, 842114656, 1063723776, 1263171984, 1684229312, 2526343968, 3368458624, 5052687936, 6736917248, 10105375872, 20210751744]

約数ペア:

[(1, 20210751744), (2, 10105375872), (3, 6736917248), (4, 5052687936), (6, 3368458624), (8, 2526343968), (12, 1684229312), (16, 1263171984), (19, 1063723776), (24, 842114656), (32, 631585992), (38, 531861888), (48, 421057328), (57, 354574592), (64, 315792996), (76, 265930944), (96, 210528664), (114, 177287296), (128, 157896498), (152, 132965472), (192, 105264332), (228, 88643648), (256, 78948249), (304, 66482736), (384, 52632166), (456, 44321824), (608, 33241368), (768, 26316083), (912, 22160912), (1216, 16620684), (1824, 11080456), (2432, 8310342), (3648, 5540228), (4864, 4155171), (7296, 2770114), (14592, 1385057)]