19735170

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7229}}^1$

素因数の和:7259

約数の個数: 64

約数和(自身を含む): 58302720

約数和(自身を除く): 38567550

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 7229, 14458, 21687, 36145, 43374, 50603, 72290, 93977, 101206, 108435, 151809, 187954, 216870, 253015, 281931, 303618, 469885, 506030, 563862, 657839, 759045, 939770, 1315678, 1409655, 1518090, 1973517, 2819310, 3289195, 3947034, 6578390, 9867585, 19735170]

約数ペア:

[(1, 19735170), (2, 9867585), (3, 6578390), (5, 3947034), (6, 3289195), (7, 2819310), (10, 1973517), (13, 1518090), (14, 1409655), (15, 1315678), (21, 939770), (26, 759045), (30, 657839), (35, 563862), (39, 506030), (42, 469885), (65, 303618), (70, 281931), (78, 253015), (91, 216870), (105, 187954), (130, 151809), (182, 108435), (195, 101206), (210, 93977), (273, 72290), (390, 50603), (455, 43374), (546, 36145), (910, 21687), (1365, 14458), (2730, 7229)]