20019948

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7549}}^1$

素因数の和:7586

約数の個数: 48

約数和(自身を含む): 53272800

約数和(自身を除く): 33252852

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 442, 663, 884, 1326, 2652, 7549, 15098, 22647, 30196, 45294, 90588, 98137, 128333, 196274, 256666, 294411, 384999, 392548, 513332, 588822, 769998, 1177644, 1539996, 1668329, 3336658, 5004987, 6673316, 10009974, 20019948]

約数ペア:

[(1, 20019948), (2, 10009974), (3, 6673316), (4, 5004987), (6, 3336658), (12, 1668329), (13, 1539996), (17, 1177644), (26, 769998), (34, 588822), (39, 513332), (51, 392548), (52, 384999), (68, 294411), (78, 256666), (102, 196274), (156, 128333), (204, 98137), (221, 90588), (442, 45294), (663, 30196), (884, 22647), (1326, 15098), (2652, 7549)]