2018520688

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{13151}}^1$

素因数の和:13393

約数の個数: 40

約数和(自身を含む): 4006993536

約数和(自身を除く): 1988472848

約数列:

[1, 2, 4, 8, 16, 53, 106, 181, 212, 362, 424, 724, 848, 1448, 2896, 9593, 13151, 19186, 26302, 38372, 52604, 76744, 105208, 153488, 210416, 697003, 1394006, 2380331, 2788012, 4760662, 5576024, 9521324, 11152048, 19042648, 38085296, 126157543, 252315086, 504630172, 1009260344, 2018520688]

約数ペア:

[(1, 2018520688), (2, 1009260344), (4, 504630172), (8, 252315086), (16, 126157543), (53, 38085296), (106, 19042648), (181, 11152048), (212, 9521324), (362, 5576024), (424, 4760662), (724, 2788012), (848, 2380331), (1448, 1394006), (2896, 697003), (9593, 210416), (13151, 153488), (19186, 105208), (26302, 76744), (38372, 52604)]