20123353245

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{308333}}^1$

素因数の和:308589

約数の個数: 32

約数和(自身を含む): 34040073600

約数和(自身を除く): 13916720355

約数列:

[1, 3, 5, 15, 19, 57, 95, 229, 285, 687, 1145, 3435, 4351, 13053, 21755, 65265, 308333, 924999, 1541665, 4624995, 5858327, 17574981, 29291635, 70608257, 87874905, 211824771, 353041285, 1059123855, 1341556883, 4024670649, 6707784415, 20123353245]

約数ペア:

[(1, 20123353245), (3, 6707784415), (5, 4024670649), (15, 1341556883), (19, 1059123855), (57, 353041285), (95, 211824771), (229, 87874905), (285, 70608257), (687, 29291635), (1145, 17574981), (3435, 5858327), (4351, 4624995), (13053, 1541665), (21755, 924999), (65265, 308333)]