1971319936

素因数分解:

$2^7\times {\mathrm{109}}^1\times {\mathrm{229}}^1\times {\mathrm{617}}^1$

素因数の和:969

約数の個数: 64

約数和(自身を含む): 3987027000

約数和(自身を除く): 2015707064

約数列:

[1, 2, 4, 8, 16, 32, 64, 109, 128, 218, 229, 436, 458, 617, 872, 916, 1234, 1744, 1832, 2468, 3488, 3664, 4936, 6976, 7328, 9872, 13952, 14656, 19744, 24961, 29312, 39488, 49922, 67253, 78976, 99844, 134506, 141293, 199688, 269012, 282586, 399376, 538024, 565172, 798752, 1076048, 1130344, 1597504, 2152096, 2260688, 3195008, 4304192, 4521376, 8608384, 9042752, 15400937, 18085504, 30801874, 61603748, 123207496, 246414992, 492829984, 985659968, 1971319936]

約数ペア:

[(1, 1971319936), (2, 985659968), (4, 492829984), (8, 246414992), (16, 123207496), (32, 61603748), (64, 30801874), (109, 18085504), (128, 15400937), (218, 9042752), (229, 8608384), (436, 4521376), (458, 4304192), (617, 3195008), (872, 2260688), (916, 2152096), (1234, 1597504), (1744, 1130344), (1832, 1076048), (2468, 798752), (3488, 565172), (3664, 538024), (4936, 399376), (6976, 282586), (7328, 269012), (9872, 199688), (13952, 141293), (14656, 134506), (19744, 99844), (24961, 78976), (29312, 67253), (39488, 49922)]