19187550

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:315

約数の個数: 96

約数和(自身を含む): 53969760

約数和(自身を除く): 34782210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 61, 75, 90, 122, 135, 150, 183, 225, 233, 270, 305, 366, 450, 466, 549, 610, 675, 699, 915, 1098, 1165, 1350, 1398, 1525, 1647, 1830, 2097, 2330, 2745, 3050, 3294, 3495, 4194, 4575, 5490, 5825, 6291, 6990, 8235, 9150, 10485, 11650, 12582, 13725, 14213, 16470, 17475, 20970, 27450, 28426, 31455, 34950, 41175, 42639, 52425, 62910, 71065, 82350, 85278, 104850, 127917, 142130, 157275, 213195, 255834, 314550, 355325, 383751, 426390, 639585, 710650, 767502, 1065975, 1279170, 1918755, 2131950, 3197925, 3837510, 6395850, 9593775, 19187550]

約数ペア:

[(1, 19187550), (2, 9593775), (3, 6395850), (5, 3837510), (6, 3197925), (9, 2131950), (10, 1918755), (15, 1279170), (18, 1065975), (25, 767502), (27, 710650), (30, 639585), (45, 426390), (50, 383751), (54, 355325), (61, 314550), (75, 255834), (90, 213195), (122, 157275), (135, 142130), (150, 127917), (183, 104850), (225, 85278), (233, 82350), (270, 71065), (305, 62910), (366, 52425), (450, 42639), (466, 41175), (549, 34950), (610, 31455), (675, 28426), (699, 27450), (915, 20970), (1098, 17475), (1165, 16470), (1350, 14213), (1398, 13725), (1525, 12582), (1647, 11650), (1830, 10485), (2097, 9150), (2330, 8235), (2745, 6990), (3050, 6291), (3294, 5825), (3495, 5490), (4194, 4575)]