31914688

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{431}}^1$

素因数の和:545

約数の個数: 56

約数和(自身を含む): 69128640

約数和(自身を除く): 37213952

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 89, 104, 178, 208, 356, 416, 431, 712, 832, 862, 1157, 1424, 1724, 2314, 2848, 3448, 4628, 5603, 5696, 6896, 9256, 11206, 13792, 18512, 22412, 27584, 37024, 38359, 44824, 74048, 76718, 89648, 153436, 179296, 306872, 358592, 498667, 613744, 997334, 1227488, 1994668, 2454976, 3989336, 7978672, 15957344, 31914688]

約数ペア:

[(1, 31914688), (2, 15957344), (4, 7978672), (8, 3989336), (13, 2454976), (16, 1994668), (26, 1227488), (32, 997334), (52, 613744), (64, 498667), (89, 358592), (104, 306872), (178, 179296), (208, 153436), (356, 89648), (416, 76718), (431, 74048), (712, 44824), (832, 38359), (862, 37024), (1157, 27584), (1424, 22412), (1724, 18512), (2314, 13792), (2848, 11206), (3448, 9256), (4628, 6896), (5603, 5696)]