20463948

素因数分解:

$2^2\times 3^3\times {\mathrm{89}}^1\times {\mathrm{2129}}^1$

素因数の和:2231

約数の個数: 48

約数和(自身を含む): 53676000

約数和(自身を除く): 33212052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 89, 108, 178, 267, 356, 534, 801, 1068, 1602, 2129, 2403, 3204, 4258, 4806, 6387, 8516, 9612, 12774, 19161, 25548, 38322, 57483, 76644, 114966, 189481, 229932, 378962, 568443, 757924, 1136886, 1705329, 2273772, 3410658, 5115987, 6821316, 10231974, 20463948]

約数ペア:

[(1, 20463948), (2, 10231974), (3, 6821316), (4, 5115987), (6, 3410658), (9, 2273772), (12, 1705329), (18, 1136886), (27, 757924), (36, 568443), (54, 378962), (89, 229932), (108, 189481), (178, 114966), (267, 76644), (356, 57483), (534, 38322), (801, 25548), (1068, 19161), (1602, 12774), (2129, 9612), (2403, 8516), (3204, 6387), (4258, 4806)]