19656015

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1031}}^1$

素因数の和:1111

約数の個数: 32

約数和(自身を含む): 33288192

約数和(自身を除く): 13632177

約数列:

[1, 3, 5, 15, 31, 41, 93, 123, 155, 205, 465, 615, 1031, 1271, 3093, 3813, 5155, 6355, 15465, 19065, 31961, 42271, 95883, 126813, 159805, 211355, 479415, 634065, 1310401, 3931203, 6552005, 19656015]

約数ペア:

[(1, 19656015), (3, 6552005), (5, 3931203), (15, 1310401), (31, 634065), (41, 479415), (93, 211355), (123, 159805), (155, 126813), (205, 95883), (465, 42271), (615, 31961), (1031, 19065), (1271, 15465), (3093, 6355), (3813, 5155)]