20069452

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 40727232

約数和(自身を除く): 20657780

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 73, 146, 221, 292, 311, 442, 622, 884, 949, 1241, 1244, 1898, 2482, 3796, 4043, 4964, 5287, 8086, 10574, 16133, 16172, 21148, 22703, 32266, 45406, 64532, 68731, 90812, 137462, 274924, 295139, 385951, 590278, 771902, 1180556, 1543804, 5017363, 10034726, 20069452]

約数ペア:

[(1, 20069452), (2, 10034726), (4, 5017363), (13, 1543804), (17, 1180556), (26, 771902), (34, 590278), (52, 385951), (68, 295139), (73, 274924), (146, 137462), (221, 90812), (292, 68731), (311, 64532), (442, 45406), (622, 32266), (884, 22703), (949, 21148), (1241, 16172), (1244, 16133), (1898, 10574), (2482, 8086), (3796, 5287), (4043, 4964)]