18739650

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{461}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 46747008

約数和(自身を除く): 28007358

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 271, 461, 542, 813, 922, 1355, 1383, 1626, 2305, 2710, 2766, 4065, 4610, 6775, 6915, 8130, 11525, 13550, 13830, 20325, 23050, 34575, 40650, 69150, 124931, 249862, 374793, 624655, 749586, 1249310, 1873965, 3123275, 3747930, 6246550, 9369825, 18739650]

約数ペア:

[(1, 18739650), (2, 9369825), (3, 6246550), (5, 3747930), (6, 3123275), (10, 1873965), (15, 1249310), (25, 749586), (30, 624655), (50, 374793), (75, 249862), (150, 124931), (271, 69150), (461, 40650), (542, 34575), (813, 23050), (922, 20325), (1355, 13830), (1383, 13550), (1626, 11525), (2305, 8130), (2710, 6915), (2766, 6775), (4065, 4610)]