19413570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 51477120

約数和(自身を除く): 32063550

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 89, 110, 165, 178, 267, 330, 445, 534, 661, 890, 979, 1322, 1335, 1958, 1983, 2670, 2937, 3305, 3966, 4895, 5874, 6610, 7271, 9790, 9915, 14542, 14685, 19830, 21813, 29370, 36355, 43626, 58829, 72710, 109065, 117658, 176487, 218130, 294145, 352974, 588290, 647119, 882435, 1294238, 1764870, 1941357, 3235595, 3882714, 6471190, 9706785, 19413570]

約数ペア:

[(1, 19413570), (2, 9706785), (3, 6471190), (5, 3882714), (6, 3235595), (10, 1941357), (11, 1764870), (15, 1294238), (22, 882435), (30, 647119), (33, 588290), (55, 352974), (66, 294145), (89, 218130), (110, 176487), (165, 117658), (178, 109065), (267, 72710), (330, 58829), (445, 43626), (534, 36355), (661, 29370), (890, 21813), (979, 19830), (1322, 14685), (1335, 14542), (1958, 9915), (1983, 9790), (2670, 7271), (2937, 6610), (3305, 5874), (3966, 4895)]