20442944

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:235

約数の個数: 56

約数和(自身を含む): 42565320

約数和(自身を除く): 22122376

約数列:

[1, 2, 4, 8, 16, 32, 37, 64, 74, 89, 97, 148, 178, 194, 296, 356, 388, 592, 712, 776, 1184, 1424, 1552, 2368, 2848, 3104, 3293, 3589, 5696, 6208, 6586, 7178, 8633, 13172, 14356, 17266, 26344, 28712, 34532, 52688, 57424, 69064, 105376, 114848, 138128, 210752, 229696, 276256, 319421, 552512, 638842, 1277684, 2555368, 5110736, 10221472, 20442944]

約数ペア:

[(1, 20442944), (2, 10221472), (4, 5110736), (8, 2555368), (16, 1277684), (32, 638842), (37, 552512), (64, 319421), (74, 276256), (89, 229696), (97, 210752), (148, 138128), (178, 114848), (194, 105376), (296, 69064), (356, 57424), (388, 52688), (592, 34532), (712, 28712), (776, 26344), (1184, 17266), (1424, 14356), (1552, 13172), (2368, 8633), (2848, 7178), (3104, 6586), (3293, 6208), (3589, 5696)]