16278496

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{359}}^1$

素因数の和:491

約数の個数: 48

約数和(自身を含む): 34927200

約数和(自身を除く): 18648704

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 109, 208, 218, 359, 416, 436, 718, 872, 1417, 1436, 1744, 2834, 2872, 3488, 4667, 5668, 5744, 9334, 11336, 11488, 18668, 22672, 37336, 39131, 45344, 74672, 78262, 149344, 156524, 313048, 508703, 626096, 1017406, 1252192, 2034812, 4069624, 8139248, 16278496]

約数ペア:

[(1, 16278496), (2, 8139248), (4, 4069624), (8, 2034812), (13, 1252192), (16, 1017406), (26, 626096), (32, 508703), (52, 313048), (104, 156524), (109, 149344), (208, 78262), (218, 74672), (359, 45344), (416, 39131), (436, 37336), (718, 22672), (872, 18668), (1417, 11488), (1436, 11336), (1744, 9334), (2834, 5744), (2872, 5668), (3488, 4667)]