19284876

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{463}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 53202240

約数和(自身を除く): 33917364

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 89, 117, 156, 178, 234, 267, 356, 463, 468, 534, 801, 926, 1068, 1157, 1389, 1602, 1852, 2314, 2778, 3204, 3471, 4167, 4628, 5556, 6019, 6942, 8334, 10413, 12038, 13884, 16668, 18057, 20826, 24076, 36114, 41207, 41652, 54171, 72228, 82414, 108342, 123621, 164828, 216684, 247242, 370863, 494484, 535691, 741726, 1071382, 1483452, 1607073, 2142764, 3214146, 4821219, 6428292, 9642438, 19284876]

約数ペア:

[(1, 19284876), (2, 9642438), (3, 6428292), (4, 4821219), (6, 3214146), (9, 2142764), (12, 1607073), (13, 1483452), (18, 1071382), (26, 741726), (36, 535691), (39, 494484), (52, 370863), (78, 247242), (89, 216684), (117, 164828), (156, 123621), (178, 108342), (234, 82414), (267, 72228), (356, 54171), (463, 41652), (468, 41207), (534, 36114), (801, 24076), (926, 20826), (1068, 18057), (1157, 16668), (1389, 13884), (1602, 12038), (1852, 10413), (2314, 8334), (2778, 6942), (3204, 6019), (3471, 5556), (4167, 4628)]