18214920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2663}}^1$

素因数の和:2699

約数の個数: 96

約数和(自身を含む): 62337600

約数和(自身を除く): 44122680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 30, 36, 38, 40, 45, 57, 60, 72, 76, 90, 95, 114, 120, 152, 171, 180, 190, 228, 285, 342, 360, 380, 456, 570, 684, 760, 855, 1140, 1368, 1710, 2280, 2663, 3420, 5326, 6840, 7989, 10652, 13315, 15978, 21304, 23967, 26630, 31956, 39945, 47934, 50597, 53260, 63912, 79890, 95868, 101194, 106520, 119835, 151791, 159780, 191736, 202388, 239670, 252985, 303582, 319560, 404776, 455373, 479340, 505970, 607164, 758955, 910746, 958680, 1011940, 1214328, 1517910, 1821492, 2023880, 2276865, 3035820, 3642984, 4553730, 6071640, 9107460, 18214920]

約数ペア:

[(1, 18214920), (2, 9107460), (3, 6071640), (4, 4553730), (5, 3642984), (6, 3035820), (8, 2276865), (9, 2023880), (10, 1821492), (12, 1517910), (15, 1214328), (18, 1011940), (19, 958680), (20, 910746), (24, 758955), (30, 607164), (36, 505970), (38, 479340), (40, 455373), (45, 404776), (57, 319560), (60, 303582), (72, 252985), (76, 239670), (90, 202388), (95, 191736), (114, 159780), (120, 151791), (152, 119835), (171, 106520), (180, 101194), (190, 95868), (228, 79890), (285, 63912), (342, 53260), (360, 50597), (380, 47934), (456, 39945), (570, 31956), (684, 26630), (760, 23967), (855, 21304), (1140, 15978), (1368, 13315), (1710, 10652), (2280, 7989), (2663, 6840), (3420, 5326)]