19441500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{997}}^1$

素因数の和:1032

約数の個数: 96

約数和(自身を含む): 61029696

約数和(自身を除く): 41588196

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 125, 130, 150, 156, 195, 250, 260, 300, 325, 375, 390, 500, 650, 750, 780, 975, 997, 1300, 1500, 1625, 1950, 1994, 2991, 3250, 3900, 3988, 4875, 4985, 5982, 6500, 9750, 9970, 11964, 12961, 14955, 19500, 19940, 24925, 25922, 29910, 38883, 49850, 51844, 59820, 64805, 74775, 77766, 99700, 124625, 129610, 149550, 155532, 194415, 249250, 259220, 299100, 324025, 373875, 388830, 498500, 648050, 747750, 777660, 972075, 1296100, 1495500, 1620125, 1944150, 3240250, 3888300, 4860375, 6480500, 9720750, 19441500]

約数ペア:

[(1, 19441500), (2, 9720750), (3, 6480500), (4, 4860375), (5, 3888300), (6, 3240250), (10, 1944150), (12, 1620125), (13, 1495500), (15, 1296100), (20, 972075), (25, 777660), (26, 747750), (30, 648050), (39, 498500), (50, 388830), (52, 373875), (60, 324025), (65, 299100), (75, 259220), (78, 249250), (100, 194415), (125, 155532), (130, 149550), (150, 129610), (156, 124625), (195, 99700), (250, 77766), (260, 74775), (300, 64805), (325, 59820), (375, 51844), (390, 49850), (500, 38883), (650, 29910), (750, 25922), (780, 24925), (975, 19940), (997, 19500), (1300, 14955), (1500, 12961), (1625, 11964), (1950, 9970), (1994, 9750), (2991, 6500), (3250, 5982), (3900, 4985), (3988, 4875)]