19439672

素因数分解:

$2^3\times 7^2\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:612

約数の個数: 48

約数和(自身を含む): 42907320

約数和(自身を除く): 23467648

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 101, 196, 202, 392, 404, 491, 707, 808, 982, 1414, 1964, 2828, 3437, 3928, 4949, 5656, 6874, 9898, 13748, 19796, 24059, 27496, 39592, 48118, 49591, 96236, 99182, 192472, 198364, 347137, 396728, 694274, 1388548, 2429959, 2777096, 4859918, 9719836, 19439672]

約数ペア:

[(1, 19439672), (2, 9719836), (4, 4859918), (7, 2777096), (8, 2429959), (14, 1388548), (28, 694274), (49, 396728), (56, 347137), (98, 198364), (101, 192472), (196, 99182), (202, 96236), (392, 49591), (404, 48118), (491, 39592), (707, 27496), (808, 24059), (982, 19796), (1414, 13748), (1964, 9898), (2828, 6874), (3437, 5656), (3928, 4949)]