18706260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:361

約数の個数: 96

約数和(自身を含む): 56246400

約数和(自身を除く): 37540140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 61, 76, 95, 114, 122, 183, 190, 228, 244, 269, 285, 305, 366, 380, 538, 570, 610, 732, 807, 915, 1076, 1140, 1159, 1220, 1345, 1614, 1830, 2318, 2690, 3228, 3477, 3660, 4035, 4636, 5111, 5380, 5795, 6954, 8070, 10222, 11590, 13908, 15333, 16140, 16409, 17385, 20444, 23180, 25555, 30666, 32818, 34770, 49227, 51110, 61332, 65636, 69540, 76665, 82045, 98454, 102220, 153330, 164090, 196908, 246135, 306660, 311771, 328180, 492270, 623542, 935313, 984540, 1247084, 1558855, 1870626, 3117710, 3741252, 4676565, 6235420, 9353130, 18706260]

約数ペア:

[(1, 18706260), (2, 9353130), (3, 6235420), (4, 4676565), (5, 3741252), (6, 3117710), (10, 1870626), (12, 1558855), (15, 1247084), (19, 984540), (20, 935313), (30, 623542), (38, 492270), (57, 328180), (60, 311771), (61, 306660), (76, 246135), (95, 196908), (114, 164090), (122, 153330), (183, 102220), (190, 98454), (228, 82045), (244, 76665), (269, 69540), (285, 65636), (305, 61332), (366, 51110), (380, 49227), (538, 34770), (570, 32818), (610, 30666), (732, 25555), (807, 23180), (915, 20444), (1076, 17385), (1140, 16409), (1159, 16140), (1220, 15333), (1345, 13908), (1614, 11590), (1830, 10222), (2318, 8070), (2690, 6954), (3228, 5795), (3477, 5380), (3660, 5111), (4035, 4636)]