19660860

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1583}}^1$

素因数の和:1624

約数の個数: 96

約数和(自身を含む): 63866880

約数和(自身を除く): 44206020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 27, 30, 36, 45, 46, 54, 60, 69, 90, 92, 108, 115, 135, 138, 180, 207, 230, 270, 276, 345, 414, 460, 540, 621, 690, 828, 1035, 1242, 1380, 1583, 2070, 2484, 3105, 3166, 4140, 4749, 6210, 6332, 7915, 9498, 12420, 14247, 15830, 18996, 23745, 28494, 31660, 36409, 42741, 47490, 56988, 71235, 72818, 85482, 94980, 109227, 142470, 145636, 170964, 182045, 213705, 218454, 284940, 327681, 364090, 427410, 436908, 546135, 655362, 728180, 854820, 983043, 1092270, 1310724, 1638405, 1966086, 2184540, 3276810, 3932172, 4915215, 6553620, 9830430, 19660860]

約数ペア:

[(1, 19660860), (2, 9830430), (3, 6553620), (4, 4915215), (5, 3932172), (6, 3276810), (9, 2184540), (10, 1966086), (12, 1638405), (15, 1310724), (18, 1092270), (20, 983043), (23, 854820), (27, 728180), (30, 655362), (36, 546135), (45, 436908), (46, 427410), (54, 364090), (60, 327681), (69, 284940), (90, 218454), (92, 213705), (108, 182045), (115, 170964), (135, 145636), (138, 142470), (180, 109227), (207, 94980), (230, 85482), (270, 72818), (276, 71235), (345, 56988), (414, 47490), (460, 42741), (540, 36409), (621, 31660), (690, 28494), (828, 23745), (1035, 18996), (1242, 15830), (1380, 14247), (1583, 12420), (2070, 9498), (2484, 7915), (3105, 6332), (3166, 6210), (4140, 4749)]