19645504

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{3449}}^1$

素因数の和:3550

約数の個数: 28

約数和(自身を含む): 39433500

約数和(自身を除く): 19787996

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 356, 712, 1424, 2848, 3449, 5696, 6898, 13796, 27592, 55184, 110368, 220736, 306961, 613922, 1227844, 2455688, 4911376, 9822752, 19645504]

約数ペア:

[(1, 19645504), (2, 9822752), (4, 4911376), (8, 2455688), (16, 1227844), (32, 613922), (64, 306961), (89, 220736), (178, 110368), (356, 55184), (712, 27592), (1424, 13796), (2848, 6898), (3449, 5696)]