20933484

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{1109}}^1$

素因数の和:1151

約数の個数: 72

約数和(自身を含む): 57870960

約数和(自身を除く): 36937476

約数列:

[1, 2, 3, 4, 6, 11, 12, 13, 22, 26, 33, 39, 44, 52, 66, 78, 121, 132, 143, 156, 242, 286, 363, 429, 484, 572, 726, 858, 1109, 1452, 1573, 1716, 2218, 3146, 3327, 4436, 4719, 6292, 6654, 9438, 12199, 13308, 14417, 18876, 24398, 28834, 36597, 43251, 48796, 57668, 73194, 86502, 134189, 146388, 158587, 173004, 268378, 317174, 402567, 475761, 536756, 634348, 805134, 951522, 1610268, 1744457, 1903044, 3488914, 5233371, 6977828, 10466742, 20933484]

約数ペア:

[(1, 20933484), (2, 10466742), (3, 6977828), (4, 5233371), (6, 3488914), (11, 1903044), (12, 1744457), (13, 1610268), (22, 951522), (26, 805134), (33, 634348), (39, 536756), (44, 475761), (52, 402567), (66, 317174), (78, 268378), (121, 173004), (132, 158587), (143, 146388), (156, 134189), (242, 86502), (286, 73194), (363, 57668), (429, 48796), (484, 43251), (572, 36597), (726, 28834), (858, 24398), (1109, 18876), (1452, 14417), (1573, 13308), (1716, 12199), (2218, 9438), (3146, 6654), (3327, 6292), (4436, 4719)]