19907555330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{196579}}^1$

素因数の和:196659

約数の個数: 64

約数和(自身を含む): 41612054400

約数和(自身を除く): 21704499070

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 41, 65, 82, 95, 130, 190, 205, 247, 410, 494, 533, 779, 1066, 1235, 1558, 2470, 2665, 3895, 5330, 7790, 10127, 20254, 50635, 101270, 196579, 393158, 982895, 1965790, 2555527, 3735001, 5111054, 7470002, 8059739, 12777635, 16119478, 18675005, 25555270, 37350010, 40298695, 48555013, 80597390, 97110026, 104776607, 153135041, 209553214, 242775065, 306270082, 485550130, 523883035, 765675205, 1047766070, 1531350410, 1990755533, 3981511066, 9953777665, 19907555330]

約数ペア:

[(1, 19907555330), (2, 9953777665), (5, 3981511066), (10, 1990755533), (13, 1531350410), (19, 1047766070), (26, 765675205), (38, 523883035), (41, 485550130), (65, 306270082), (82, 242775065), (95, 209553214), (130, 153135041), (190, 104776607), (205, 97110026), (247, 80597390), (410, 48555013), (494, 40298695), (533, 37350010), (779, 25555270), (1066, 18675005), (1235, 16119478), (1558, 12777635), (2470, 8059739), (2665, 7470002), (3895, 5111054), (5330, 3735001), (7790, 2555527), (10127, 1965790), (20254, 982895), (50635, 393158), (101270, 196579)]