20155683616

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{523}}^1\times {\mathrm{70843}}^1$

素因数の和:71393

約数の個数: 48

約数和(自身を含む): 42096638304

約数和(自身を除く): 21940954688

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 523, 544, 1046, 2092, 4184, 8368, 8891, 16736, 17782, 35564, 70843, 71128, 141686, 142256, 283372, 284512, 566744, 1133488, 1204331, 2266976, 2408662, 4817324, 9634648, 19269296, 37050889, 38538592, 74101778, 148203556, 296407112, 592814224, 629865113, 1185628448, 1259730226, 2519460452, 5038920904, 10077841808, 20155683616]

約数ペア:

[(1, 20155683616), (2, 10077841808), (4, 5038920904), (8, 2519460452), (16, 1259730226), (17, 1185628448), (32, 629865113), (34, 592814224), (68, 296407112), (136, 148203556), (272, 74101778), (523, 38538592), (544, 37050889), (1046, 19269296), (2092, 9634648), (4184, 4817324), (8368, 2408662), (8891, 2266976), (16736, 1204331), (17782, 1133488), (35564, 566744), (70843, 284512), (71128, 283372), (141686, 142256)]