19187844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{2617}}^1$

素因数の和:2684

約数の個数: 48

約数和(自身を含む): 49260288

約数和(自身を除く): 30072444

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 47, 52, 78, 94, 141, 156, 188, 282, 564, 611, 1222, 1833, 2444, 2617, 3666, 5234, 7332, 7851, 10468, 15702, 31404, 34021, 68042, 102063, 122999, 136084, 204126, 245998, 368997, 408252, 491996, 737994, 1475988, 1598987, 3197974, 4796961, 6395948, 9593922, 19187844]

約数ペア:

[(1, 19187844), (2, 9593922), (3, 6395948), (4, 4796961), (6, 3197974), (12, 1598987), (13, 1475988), (26, 737994), (39, 491996), (47, 408252), (52, 368997), (78, 245998), (94, 204126), (141, 136084), (156, 122999), (188, 102063), (282, 68042), (564, 34021), (611, 31404), (1222, 15702), (1833, 10468), (2444, 7851), (2617, 7332), (3666, 5234)]