15621872

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1381}}^1$

素因数の和:1497

約数の個数: 40

約数和(自身を含む): 34959072

約数和(自身を除く): 19337200

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1381, 1414, 1616, 2762, 2828, 5524, 5656, 9667, 11048, 11312, 19334, 22096, 38668, 77336, 139481, 154672, 278962, 557924, 976367, 1115848, 1952734, 2231696, 3905468, 7810936, 15621872]

約数ペア:

[(1, 15621872), (2, 7810936), (4, 3905468), (7, 2231696), (8, 1952734), (14, 1115848), (16, 976367), (28, 557924), (56, 278962), (101, 154672), (112, 139481), (202, 77336), (404, 38668), (707, 22096), (808, 19334), (1381, 11312), (1414, 11048), (1616, 9667), (2762, 5656), (2828, 5524)]