20172152

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1$

素因数の和:277

約数の個数: 96

約数和(自身を含む): 51391200

約数和(自身を除く): 31219048

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 121, 143, 154, 182, 229, 242, 286, 308, 364, 458, 484, 572, 616, 728, 847, 916, 968, 1001, 1144, 1573, 1603, 1694, 1832, 2002, 2519, 2977, 3146, 3206, 3388, 4004, 5038, 5954, 6292, 6412, 6776, 8008, 10076, 11011, 11908, 12584, 12824, 17633, 20152, 20839, 22022, 23816, 27709, 32747, 35266, 41678, 44044, 55418, 65494, 70532, 83356, 88088, 110836, 130988, 141064, 166712, 193963, 221672, 229229, 261976, 360217, 387926, 458458, 720434, 775852, 916916, 1440868, 1551704, 1833832, 2521519, 2881736, 5043038, 10086076, 20172152]

約数ペア:

[(1, 20172152), (2, 10086076), (4, 5043038), (7, 2881736), (8, 2521519), (11, 1833832), (13, 1551704), (14, 1440868), (22, 916916), (26, 775852), (28, 720434), (44, 458458), (52, 387926), (56, 360217), (77, 261976), (88, 229229), (91, 221672), (104, 193963), (121, 166712), (143, 141064), (154, 130988), (182, 110836), (229, 88088), (242, 83356), (286, 70532), (308, 65494), (364, 55418), (458, 44044), (484, 41678), (572, 35266), (616, 32747), (728, 27709), (847, 23816), (916, 22022), (968, 20839), (1001, 20152), (1144, 17633), (1573, 12824), (1603, 12584), (1694, 11908), (1832, 11011), (2002, 10076), (2519, 8008), (2977, 6776), (3146, 6412), (3206, 6292), (3388, 5954), (4004, 5038)]