20299068

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{503}}^1$

素因数の和:591

約数の個数: 72

約数和(自身を含む): 55036800

約数和(自身を除く): 34737732

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 59, 76, 114, 118, 171, 177, 228, 236, 342, 354, 503, 531, 684, 708, 1006, 1062, 1121, 1509, 2012, 2124, 2242, 3018, 3363, 4484, 4527, 6036, 6726, 9054, 9557, 10089, 13452, 18108, 19114, 20178, 28671, 29677, 38228, 40356, 57342, 59354, 86013, 89031, 114684, 118708, 172026, 178062, 267093, 344052, 356124, 534186, 563863, 1068372, 1127726, 1691589, 2255452, 3383178, 5074767, 6766356, 10149534, 20299068]

約数ペア:

[(1, 20299068), (2, 10149534), (3, 6766356), (4, 5074767), (6, 3383178), (9, 2255452), (12, 1691589), (18, 1127726), (19, 1068372), (36, 563863), (38, 534186), (57, 356124), (59, 344052), (76, 267093), (114, 178062), (118, 172026), (171, 118708), (177, 114684), (228, 89031), (236, 86013), (342, 59354), (354, 57342), (503, 40356), (531, 38228), (684, 29677), (708, 28671), (1006, 20178), (1062, 19114), (1121, 18108), (1509, 13452), (2012, 10089), (2124, 9557), (2242, 9054), (3018, 6726), (3363, 6036), (4484, 4527)]