19515864

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1543}}^1$

素因数の和:1600

約数の個数: 64

約数和(自身を含む): 53360640

約数和(自身を除く): 33844776

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 31, 34, 51, 62, 68, 93, 102, 124, 136, 186, 204, 248, 372, 408, 527, 744, 1054, 1543, 1581, 2108, 3086, 3162, 4216, 4629, 6172, 6324, 9258, 12344, 12648, 18516, 26231, 37032, 47833, 52462, 78693, 95666, 104924, 143499, 157386, 191332, 209848, 286998, 314772, 382664, 573996, 629544, 813161, 1147992, 1626322, 2439483, 3252644, 4878966, 6505288, 9757932, 19515864]

約数ペア:

[(1, 19515864), (2, 9757932), (3, 6505288), (4, 4878966), (6, 3252644), (8, 2439483), (12, 1626322), (17, 1147992), (24, 813161), (31, 629544), (34, 573996), (51, 382664), (62, 314772), (68, 286998), (93, 209848), (102, 191332), (124, 157386), (136, 143499), (186, 104924), (204, 95666), (248, 78693), (372, 52462), (408, 47833), (527, 37032), (744, 26231), (1054, 18516), (1543, 12648), (1581, 12344), (2108, 9258), (3086, 6324), (3162, 6172), (4216, 4629)]