20894352

素因数分解:

$2^4\times 3^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:240

約数の個数: 80

約数和(自身を含む): 56157120

約数和(自身を除く): 35262768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 67, 73, 89, 134, 146, 178, 201, 219, 267, 268, 292, 356, 402, 438, 534, 536, 584, 712, 804, 876, 1068, 1072, 1168, 1424, 1608, 1752, 2136, 3216, 3504, 4272, 4891, 5963, 6497, 9782, 11926, 12994, 14673, 17889, 19491, 19564, 23852, 25988, 29346, 35778, 38982, 39128, 47704, 51976, 58692, 71556, 77964, 78256, 95408, 103952, 117384, 143112, 155928, 234768, 286224, 311856, 435299, 870598, 1305897, 1741196, 2611794, 3482392, 5223588, 6964784, 10447176, 20894352]

約数ペア:

[(1, 20894352), (2, 10447176), (3, 6964784), (4, 5223588), (6, 3482392), (8, 2611794), (12, 1741196), (16, 1305897), (24, 870598), (48, 435299), (67, 311856), (73, 286224), (89, 234768), (134, 155928), (146, 143112), (178, 117384), (201, 103952), (219, 95408), (267, 78256), (268, 77964), (292, 71556), (356, 58692), (402, 51976), (438, 47704), (534, 39128), (536, 38982), (584, 35778), (712, 29346), (804, 25988), (876, 23852), (1068, 19564), (1072, 19491), (1168, 17889), (1424, 14673), (1608, 12994), (1752, 11926), (2136, 9782), (3216, 6497), (3504, 5963), (4272, 4891)]